Add 16/18 and 4/40
16/18 + 4/40 is 89/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 18 × 20 = 360,
16/18 = 16 × 20/18 × 20 = 320/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
4/40 = 4 × 9/40 × 9 = 36/360 - Add the two like fractions:
320/360 + 36/360 = 320 + 36/360 = 356/360 - 356/360 simplified gives 89/90
- So, 16/18 + 4/40 = 89/90
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